158072284 has 12 divisors (see below), whose sum is σ = 288653904. Its totient is φ = 75599744.

The previous prime is 158072263. The next prime is 158072287. The reversal of 158072284 is 482270851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158072287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858997 + ... + 859180.

It is an arithmetic number, because the mean of its divisors is an integer number (24054492).

Almost surely, 2^158072284 is an apocalyptic number.

It is an amenable number.

158072284 is a deficient number, since it is larger than the sum of its proper divisors (130581620).

158072284 is a wasteful number, since it uses less digits than its factorization.

158072284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718204 (or 1718202 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 158072284 is about 12572.6800643300. The cubic root of 158072284 is about 540.6944471981.

The spelling of 158072284 in words is "one hundred fifty-eight million, seventy-two thousand, two hundred eighty-four".